55357421134 has 4 divisors (see below), whose sum is σ = 83036131704. Its totient is φ = 27678710566.

The previous prime is 55357421107. The next prime is 55357421143. The reversal of 55357421134 is 43112475355.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43112475355 = 5 ⋅8622495071.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13839355282 + ... + 13839355285.

It is an arithmetic number, because the mean of its divisors is an integer number (20759032926).

Almost surely, 2^55357421134 is an apocalyptic number.

55357421134 is a deficient number, since it is larger than the sum of its proper divisors (27678710570).

55357421134 is a wasteful number, since it uses less digits than its factorization.

55357421134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27678710569.

The product of its digits is 252000, while the sum is 40.

Adding to 55357421134 its reverse (43112475355), we get a palindrome (98469896489).

The spelling of 55357421134 in words is "fifty-five billion, three hundred fifty-seven million, four hundred twenty-one thousand, one hundred thirty-four".